CVE-2026-26955

A flaw was found in FreeRDP, a free implementation of the Remote Desktop Protocol RDP. A malicious RDP server can exploit a heap buffer overflow vulnerability by sending a specially crafted graphics command to a FreeRDP client. This allows the server to write data outside of its intended memory...

Security update for freerdp

This update for freerdp fixes the following issues: CVE-2026-22855: heap-buffer-overflow in smartcardunpacksetattribcall bsc1256721. CVE-2026-22857: heap-use-after-free in irpthreadfunc bsc1256723. CVE-2026-23533: improper validation can lead to heap buffer overflow in cleardecompressresidualdata...

CVE-2026-25955

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfAppUpdateWindowFromSurface reuses a cached XImage whose data pointer references a freed RDPGFX surface buffer, because gdiDeleteSurface frees surface-data without invalidating the appWindow-image that...

CVE-2026-26955

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, a malicious RDP server can trigger a heap buffer overflow in FreeRDP clients using the GDI surface pipeline e.g., xfreerdp by sending an RDPGFX ClearCodec surface command with an out-of-bounds destination...

CVE-2026-26955 FreeRDP has Out-of-bounds Write

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, a malicious RDP server can trigger a heap buffer overflow in FreeRDP clients using the GDI surface pipeline e.g., xfreerdp by sending an RDPGFX ClearCodec surface command with an out-of-bounds destination...

CVE-2026-26955

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, a malicious RDP server can trigger a heap buffer overflow in FreeRDP clients using the GDI surface pipeline e.g., xfreerdp by sending an RDPGFX ClearCodec surface command with an out-of-bounds destination...

CVE-2026-25955 FreeRDP has heap-use-after-free in xf_AppUpdateWindowFromSurface (stale XImage)

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, xfAppUpdateWindowFromSurface reuses a cached XImage whose data pointer references a freed RDPGFX surface buffer, because gdiDeleteSurface frees surface-data without invalidating the appWindow-image that...

freerdp: FreeRDP: Denial of Service and potential code execution via client-side heap buffer overflow

A flaw was found in FreeRDP. A malicious server can exploit a client-side heap buffer overflow vulnerability in the gdiSurfaceToSurface path. This vulnerability, caused by a mismatch in memory handling, can lead to a crash Denial of Service of the client application. Furthermore, it carries a ris...

freerdp: FreeRDP: Denial of Service and potential code execution via client-side heap buffer overflow

A flaw was found in FreeRDP. A malicious server can exploit a client-side heap buffer overflow vulnerability in the gdiSurfaceToSurface path. This vulnerability, caused by a mismatch in memory handling, can lead to a crash Denial of Service of the client application. Furthermore, it carries a ris...

freerdp: FreeRDP: Denial of Service and potential code execution via client-side heap buffer overflow

A flaw was found in FreeRDP. A malicious server can exploit a client-side heap buffer overflow vulnerability in the gdiSurfaceToSurface path. This vulnerability, caused by a mismatch in memory handling, can lead to a crash Denial of Service of the client application. Furthermore, it carries a ris...

freerdp: FreeRDP: Denial of Service and potential code execution via client-side heap buffer overflow

A flaw was found in FreeRDP. A malicious server can exploit a client-side heap buffer overflow vulnerability in the gdiSurfaceToSurface path. This vulnerability, caused by a mismatch in memory handling, can lead to a crash Denial of Service of the client application. Furthermore, it carries a ris...

freerdp: FreeRDP: Denial of Service and potential code execution via client-side heap buffer overflow

A flaw was found in FreeRDP. A malicious server can exploit a client-side heap buffer overflow vulnerability in the gdiSurfaceToSurface path. This vulnerability, caused by a mismatch in memory handling, can lead to a crash Denial of Service of the client application. Furthermore, it carries a ris...

freerdp: FreeRDP: Denial of Service and potential code execution via client-side heap buffer overflow

A flaw was found in FreeRDP. A malicious server can exploit a client-side heap buffer overflow vulnerability in the gdiSurfaceToSurface path. This vulnerability, caused by a mismatch in memory handling, can lead to a crash Denial of Service of the client application. Furthermore, it carries a ris...

freerdp: FreeRDP: Denial of Service and potential code execution via client-side heap buffer overflow

A flaw was found in FreeRDP. A malicious server can exploit a client-side heap buffer overflow vulnerability in the gdiSurfaceToSurface path. This vulnerability, caused by a mismatch in memory handling, can lead to a crash Denial of Service of the client application. Furthermore, it carries a ris...

Security update for freerdp

This update for freerdp fixes the following issues: CVE-2026-22852: a malicious RDP server can trigger a heap-buffer-overflow in audinprocessformats bsc1256718. CVE-2026-22854: server-controlled read length is used to read file data into an IRP output can cause heap-buffer-overflow in...

SUSE-SU-2026:0449-1 Security update for freerdp2

This update for freerdp2 fixes the following issues: - CVE-2026-22852: a malicious RDP server can trigger a heap-buffer-overflow in audinprocessformats bsc1256718. - CVE-2026-22854: server-controlled read length is used to read file data into an IRP output can cause heap-buffer-overflow in...

SUSE SLES15 Security Update : freerdp (SUSE-SU-2026:0421-1)

The remote SUSE Linux SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0421-1 advisory. - CVE-2026-22852: a malicious RDP server can trigger a heap-buffer-overflow in audinprocessformats bsc1256718. - CVE-2026-22854:...

CVE-2026-20846

CVE-2026-20846 describes a buffer over-read in Windows GDI+ that can be exploited over a network to cause a denial of service. The CVSS v3.1 base score is 7.5 (HIGH). Mitigation requires the Microsoft update per the MSRC vulnerability entry CVE-2026-20846.

Security update for freerdp

This update for freerdp fixes the following issues: CVE-2026-22852: a malicious RDP server can trigger a heap-buffer-overflow in audinprocessformats bsc1256718. CVE-2026-22854: server-controlled read length is used to read file data into an IRP output can cause heap-buffer-overflow in...

SUSE-SU-2026:0421-1 Security update for freerdp

This update for freerdp fixes the following issues: - CVE-2026-22852: a malicious RDP server can trigger a heap-buffer-overflow in audinprocessformats bsc1256718. - CVE-2026-22854: server-controlled read length is used to read file data into an IRP output can cause heap-buffer-overflow in...